(19)

(11)

EP 2 399 380 A1

(12)

(43) Date of publication: 28.12.2011 Bulletin 2011/52 (21) Application number: 10708443.6 (22) Date of filing: 19.02.2010

(51) International Patent Classification (IPC):  H04L 29/08(2006.01) H04L 29/06(2006.01) (86) International application number: PCT/US2010/024781 (87) International publication number: WO 2010/096683 (26.08.2010 Gazette 2010/34)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 20.02.2009 US 154120 P (71) Applicant: Citrix Systems, Inc. Fort Lauderdale, FL 33309 (US)	(72) Inventors: JENSEN, Richard Fort Lauderdale, FL 33309 (US) SAMUELS, Allen Fort Lauderdale, FL 33309 (US) BULLARD, Justin Fort Lauderdale, FL 33309 (US) COLLINS, Henry Fort Lauderdale, FL 33309 (US) (74) Representative: Cooper, John  Murgitroyd & Company Scotland House 165-169 Scotland Street Glasgow Strathclyde G5 8PL Glasgow Strathclyde G5 8PL (GB)